The Combustion of 1 Mole of Ethanol,C₂H₅OH(l),to Produce Carbon Dioxide $\Delta$

question 93

Multiple Choice

The combustion of 1 mole of ethanol,C₂H₅OH(l) ,to produce carbon dioxide and gaseous water has $\Delta$ H_r = -1235 kJ.mol^-1 at 298 K.What is the change in internal energy for this reaction?

• A)(-1237 kJ.mol^-1 )
• B)(-1240 kJ.mol^-1 )
• C)(-1230 kJ.mol^-1 )
• D)(-1247 kJ.mol^-1 )
• E)(-1223 kJ.mol^-1 )